<http://schema.org/url>
<https://texashistory.unt.edu>
<https://texashistory.unt.edu/explore/collections/CWADP/browse/?sort=date_a&fq=untl_decade%3A1870-1879&fq=str_title_serial%3AThe+Levi+Perryman+Collection%2C+1873-1921>